borderwindow.java

这个是java设计模式的文件 可能对了解设计思想有一定帮助

import java.awt.*;
import java.awt.event.*;
import java.util.*;

//swing classes
import com.sun.java.swing.text.*;
import com.sun.java.swing.*;
import com.sun.java.swing.event.*;
import com.sun.java.swing.border.*;


public class borderWindow extends JxFrame
   implements ActionListener
{
   JButton Quit, Cbutton, Dbutton;
   public borderWindow()
   {
      super ("Deco Button");
      JPanel jp = new JPanel();
      
      getContentPane().add(jp);
      jp.add( Cbutton = new JButton("Cbutton"));
      jp.add( Dbutton = new JButton("Dbutton"));
      EmptyBorder ep = new EmptyBorder(4,4,4,4);
      LineBorder lb = new LineBorder(Color.black, 2);
      Dbutton.setBorder(new CompoundBorder(lb, ep));
      jp.add(Quit = new JButton("Quit"));
      EtchedBorder eb = new EtchedBorder();
      Quit.addActionListener(this);
      Quit.setBorder(eb);
      setSize(new Dimension(200,100));
      
      setVisible(true);
      Quit.requestFocus();
   }
   public void actionPerformed(ActionEvent e)
   {
      System.exit(0);
   }
   static public void main(String argv[])
   {
      new borderWindow();
   }
}